package zgs;

import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;

public class CopyDemo2 {
    public static void main(String[] args) throws IOException {
        FileInputStream fis = new FileInputStream("image.png");
        FileOutputStream fos = new FileOutputStream("image_cp3.png");

        int len;
        byte[] data = new byte[1024*10];
        while ((len = fis.read(data))!=-1){
            fos.write(data,0,len);
        }
        System.out.println("复制完成！");

    }
}
